Am Mon, 16 Feb 2009 21:54:40 -0600 (CST) schrieb kilgota@xxxxxxxxxxxxxxxxxxxxxx: > > > On Tue, 17 Feb 2009, Andreas Witte wrote: > > > Hello List, > > > > after changing my system to newer hardware (and use the latest > > driver for af9015), it > > seems the device didnt get a lock sometimes (mostly in the case the > > system is started up). > > I use the stick together with mythtv. If i get the partial lock, i > > restart mythbackend or > > switch channel - then i get the lock. If i get it just the first > > time the stick is working > > fine for the whole day. Only the very first channelpick after > > system start seems to be the > > problem. > > > > I cant reproduce this at all. Sometimes it works, sometimes not. > > Anybody else seeing this? > > Im on gentoo with 2.6.28 kernel. > > > > Any Ideas? > > > > Regards, > > Andreas > > > > > > -- > > To unsubscribe from this list: send the line "unsubscribe > > linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > > > I don't know anything about the af9015, what kind of device it is, > what it is supposed to do, or who wrote the code, except that I just > grepped the code for af9015, found it, and it is a USB device. So I > am an outside observer. Here is my suspicion of what is wrong: > > There was a rather nasty USB bug in 2.6.28 (no suffixes). It hit a > lot of USB device drivers. The problem showed itself, pretty much, as > you describe. I experienced it, too, with a couple of Gphoto camera > drivers that I wrote which had been working ust fine for years and > worked again just fine when I patched the kernel. So by extrapolation > there is quite likely nothing wrong here, either. Probably, the best > thing to do would be either to upgrade to 2.6.28.x or to downgrade to > 2.6.27.x. If the problem goes away, good. > > Theodore Kilgore The bug occurs seldomly here, too. I'm using Ubuntu 8.10 with the Ubuntu flavour of 2.6.27, some weeks old v4l-dvb-tree, and MSI digivox II v3. I have to switch channels a couple of times to get a channel lock. Can't reproduce it, and it doesn't happend for some time. Possibly because of a v4l-dvb- or kernel- update. Cheers, Carsten -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
